eTable 1. Frequency of sexual practices.
| Men (n = 1145) | Women (n = 1379) | |
| n (%) | n (%) | |
| Vaginal intercourse | ||
| Yes | 1008 (88) | 1226 (89) |
| No | 66 (6) | 86 (6) |
| N/A | 71 (6) | 67 (5) |
| Performed oral sex | ||
| Yes | 588 (51) | 624 (45) |
| No | 473 (41) | 641 (47) |
| N/A | 84 (7) | 114 (8) |
| Received oral sex | ||
| Yes | 641 (56) | 665 (48) |
| No | 419 (37) | 594 (43) |
| N/A | 85 (7) | 120 (9) |
| Anal intercourse, passive | ||
| Yes | 47 (4) | 238 (17) |
| No | 994 (87) | 1034 (75) |
| N/A | 104 (9) | 107 (8) |
| Anal intercourse, active | ||
| Yes | 222 (19) | – |
| No | 847 (74) | – |
| N/A | 76 (7) | – |
N/A, no answer